The main purpose of a sand filter is to collect stormwater, rid it of pollutants, and then discharge the water into the storm sewer system. First, water is routed from an impervious surface to the ...

The new filter began to drop solid particles, resembling sand or ground pepper, into the reservoir, rendering the water unfit for drinking. This was to be expected with a new filter but it went on ...

If you’re thinking of adding a swimming pool to your backyard, you’ll quickly discover there are three main types of pool filters. They’re not interchangeable; each operates differently, and ...

Filtration close filteringThe process of ... is a method for separating an insoluble solid from a liquid. When a mixture of sand and water is filtered: ...